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Problem set. Graph Theory Problems


IDTitleSourceAuthorsDifficulty

1004Sightseeing TripCentral European Olympiad in Informatics 19992374562

1008Image EncodingUSTU PhysTech Cup 20003941339

1016Cube on the WalkUSU Local Contest. 19991709776

1022Genealogical TreeAutumn School Contest 20009721137

1033LabyrinthUral Championship 19995809228

1035Cross-stitchUral Championship 199910101300

1040Airline CompanyUSU Championship 20001332981

1045Funny GameUSU Local Contest. March 20002523514

1056Computer NetNEERC 2000 Central Subregional2436531

1065FrontierNEERC 20008751390

1069Prufer CodeUSU Personal Contest 20012273524

1072RoutingUSU Personal Contest 20012497477

1076Trash1786662

1077Travelling Tours1047408

1080Map ColoringWinter Mathematical Festival Varna 20014692252

1085MeetingSpring School Contest 20011992586

1096Get the Right Route Plate!USU Local Contest. March 20011626681

1099Work Scheduling8401187

1106Two TeamsTetrahedron Team Online Contest May 2001546178

1109ConferenceBulgarian Online Contest September 20011730248

1119MetroAutumn School Contest 2001564476

1124MosaicUSU Championship 20011393308

1128Partition into GroupsUSU Championship 20011015422

1129Door PaintingUSU Championship 2001938456

1136ParliamentNEERC 2001 Central Subregional4313100

1137Bus RoutesNEERC 2001 Central Subregional1435299

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 20011082396

1156Two RoundsUral Championship 2001. Round 21282335

1160NetworkNEERC 2001 Northern Subregional1403312

1162Currency ExchangeNEERC 2001 Northern Subregional933459

1176HyperchannelsUSU Personal Contest 20021183364

1182Team Them Up!NEERC 2001841511

1198Jobbery828545

1199Mouse1033599

1205By the Underground or by Foot?USU Local Contest. March 20021840235

1208Legendary Teams ContestUSU Local Contest. March 20022274190

1210Kind SpiritsAutumn School Contest 20022914150

1218Episode N-th: The Jedi TournamentUSU Championship 20021321330

1227Rally ChampionshipNEERC 2002 Central Subregional1392314

1237Evacuation PlanNEERC 2002459940

1242WerewolfUSU Personal Contest 20032055214

1250Sea BurialUSU Local Contest. March 2003612711

1254Die HardUSU Local Contest. March 2003673647

1270UnicubeUSU Championship 20031762400

1271Sailing DirectionsUSU Championship 2003854698

1272Non-Yekaterinburg SubwayUSU Championship 20032821158

1277Cops and ThievesNEERC 2003 Central Subregional561782

1280Topological SortingNEERC 2003 Central Subregional2964150

1281River BasinNEERC 2003 Central Subregional3131383

1291Gear-wheelsSpring School Contest 20041081411

1301Cube in LabyrinthUral Championship 1998595742

1314Chase in SubwayUral Championship 2004. Round 1869511

1315MDPAR and MIIARUral Championship 2004. Round 12171980

1320Graph DecompositionUral Championship 2004. Round 21440310

1323ClassmatesUral Championship 2004. Round 2540817

1325DirtUral Championship 2004. Round 2799556

1329Galactic HistoryAutumn School Contest 2004944474

1337BureaucracyAutumn School Contest 20042741593

1338AutomobilesUSU Championship 20042471768

1339BabiesUSU Championship 2004476935

1358CablesSpring School Contest 2005786571

1361Spaceology vs. ChronisticsUral Championship 2005. Round 21952221

1367Top SecretUral Championship 2005. Round 21383076

1379Cups TransportationUral Championship 2005. Round 1614732

1392Dreaming of Stars592759

1399Economical Director2710988

1400Cellular CharactersAutumn School Contest 2005834541

1416ConfidentialUSU Championship 20051070421

1419Maps of the Island WorldsUSU Championship 20053261354

1421Credit OperationsTimus Top Coders: First Challenge794551

1434Buses in VasyukiUSU Personal Contest 20064171033

1441From the History of Gringotts BankUral Championship 20063381258

1447Portkey NetworkUral Championship 20064061053

1449Credit Operations 2Timus Top Coders: Second Challenge2961421

1450Russian PipelinesTimus Top Coders: Second Challenge1469294

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest675422

1487Chinese FootballUSU Championship 20063181268

1500Pass LicensesNEERC 2006 Eastern Subregional637640

1505Oil TransferNEERC 2006 Eastern Subregional1302955

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest2861356

1533Fat HobbitsUSU Personal Contest 20073491115

1544Classmates 3Ural Championship 20073241182

1557Network AttackPetrozavodsk Summer 2007. NSU Contest2171669

1569Networking the “Iset”USU Championship 20073541037

1575Yekaterinburg Subway 2Autumn School Contest 2007402914

1580Dean's DebtsAutumn School Contest 2007412892

1610CactusesUral Championship 20081891806

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest973229

1630TalismanUSU Championship 2008358924

1641DutiesAutumn School Contest 2008717466

1643Attack of the Dark FortressAutumn School Contest 2008730458

1651Shortest SubchainNEERC 2008 Eastern Subregional960349

1652Banking CrisisNEERC 2008 Eastern Subregional1222561

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest1571996

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest1871682

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest973040

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest2981056

1709Penguin-AviaUral Championship 20092064156

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional559537

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest984298

1770The Party of Ural ChampionsUral Championship 20101751562

1806Mobile TelegraphsNEERC 2010 Eastern Subregional438605

1833Hopes of RowingUral Championship 2011972383

1837Isenbaev's NumberUral Championship 2011434959

1847ZamkadyePetrozavodsk Summer 2010. USU Contest474262

1882Old NokiaUral Regional School Programming Contest 2011872475

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional576409

1905Travel in TimeUral Championship 2012207970

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional237850

1930Ivan's CarUral Regional School Programming Contest 20121151180

1934Black SpotUral FU Championship 2012675304

1966Cycling RoadsUral FU Personal Contest 2013299616

1980Road to InvestorUral Championship 2013324560

1982Electrification PlanUral FU Championship 20131436125

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional204716

2017Best of a bad lotNEERC 2014 Eastern Subregional1391029

2030Awesome Backup SystemUral Regional School Programming Contest 2014353419

2034CaravansUral Regional School Programming Contest 2014550272

2038Minimum Vertex CoverPetrozavodsk Summer 2014. Ural FU Dandelion Contest642036

2055Urban GeographyUral Championship 20151021232

2093All Roads Lead to SnowdriftUral FU Personal Contest 2014821155

2113Survive the floodUniversity academic school olympiad in informatics 201949618